CLAS Physics Database

Measurement E216M133

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 2.4 — 3.0 GeV2
W: 1.4 — 1.45 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.0595 0.0983151
27.0 1.00753 0.0711525
45.0 1.05667 0.181705
63.0 0.853979 0.0653219
81.0 0.957293 0.256636
99.0 0.779798 0.126442
117.0 0.624325 0.0399147
135.0 0.706001 0.0460019
153.0 0.825505 0.0622432
171.0 0.916214 0.113732